Home / 650,903.02-898,169.36-375,257.78

Finding the Fourth Proportional to 650,903.02, 898,169.36 and 375,257.78

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Solution

The fourth proportional to 650,903.02, 898,169.36 and 375,257.78 is: 517,811.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,903.02 : 898,169.36 = 375,257.78 : x
  2. Step 2: Convert to fraction form
    650,903.02/898,169.36 = 375,257.78/x
  3. Step 3: Cross multiply
    650,903.02x = 898,169.36 × 375,257.78
  4. Step 4: Simplify right side
    650,903.02x = 337,045,040,097.62
  5. Step 5: Solve for x
    x = 337,045,040,097.62/650,903.02
  6. Step 6: Final answer
    x = 517,811.46

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.